I can't comment on Boas since I do not own or work with those, hognose however have it all cute face, personality and very manegeable size.
Their care is easy and they are forgiven when it comes to husbandry.
Now that being said there are things to consider.
One is the legality in the state where you live.
Two you have to keep in mind that while they are rear fanged, very mildly venemous and not prone to bite, a bite can occur and so can a reaction.
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